HomeSuspension > Suspension, Springs and Related ComponentsDorman 520-594 Suspension Control Arm and Ball Joint Assembly - Front Right Upper
Part #: 520-594

Dorman 520-594 Suspension Control Arm and Ball Joint Assembly - Front Right Upper

Front Right Upper
⚙️ 7 vehicles fit this part
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Select your vehicle to confirm fitment
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✅ In Stock · Ready To Ship Most orders ship same-day if ordered before 1pm CST.
OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Lexus, GS300
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Overview of Dorman Suspension Control Arm and Ball Joint Assembly

The Dorman 520-594 suspension control arm and ball joint assembly is designed specifically for Lexus GS300 models. This pre-greased, iron control arm assembly includes a press-in ball joint and rubber bushings, providing a reliable replacement for your vehicle's suspension system.

  • Pre-greased for immediate installation
  • Includes rubber bushings and mounting hardware
  • Press-in ball joint with threaded stud included and installed
  • Constructed from durable iron with a black finish
  • Compatible with Lexus GS300 suspension systems

Detailed Product Description

The Dorman 520-594 control arm and ball joint assembly is engineered as a casting/forged iron component, ensuring structural integrity and durability under regular driving conditions. The assembly comes pre-greased, eliminating the need for additional lubrication during installation. It features a single mounting hole with a diameter of 12.3 mm and a maximum control arm length of 237 mm and width of 288.5 mm, designed to match the original equipment specifications for the Lexus GS300. The rubber bushings included help absorb road vibrations and reduce noise, contributing to a smoother ride. The ball joint is press-in mounted with a 14 mm threaded stud, providing secure attachment and ease of replacement.

Compatible Vehicles and Applications

This suspension control arm and ball joint assembly is compatible with the Lexus GS300, making it a suitable replacement part for maintaining proper suspension geometry and vehicle handling. It is intended for light suspension grade use and regular driving conditions.

  • Restores proper suspension alignment and control
  • Replaces worn or damaged control arms and ball joints
  • Reduces suspension noise and vibration
  • Improves vehicle handling and stability
  • Addresses issues related to uneven tire wear

Installation Notes and Tips

Installation of the Dorman 520-594 control arm and ball joint assembly requires basic suspension repair tools. Since the ball joint is pre-installed and the control arm is pre-greased, the assembly can be installed without additional lubrication. Ensure the mounting hardware included is used to secure the control arm properly. It is recommended to have a professional alignment performed after installation to maintain optimal suspension performance and tire wear.

Quality Assurance and Warranty

Dorman parts are manufactured to meet or exceed OEM standards for fit, form, and function. The 520-594 suspension control arm and ball joint assembly undergoes rigorous quality checks to ensure durability and reliability. This part comes with a limited warranty covering defects in material and workmanship, providing confidence in your replacement component.

BrandDorman
Part Number520-594
AdjustableNo
Ball Joint IncludedYes
Ball Joint InstalledYes
Ball Joint Mounting TypePress In
Ball Joint Stud TypeThreaded
Ball Joint Thread Diameter14
Bushing MaterialRubber
Bushings IncludedYes
Control Arm ColorBlack
Control Arm MaterialIron
Control Arm Maximum Length237
Control Arm Maximum Width288.5
Control Arm TypeCasting/Forged
Grade TypeRegular
Grease Fitting IncludedNo
Mounting Hardware IncludedYes
Mounting Hole Diameter12.3 mm
Mounting Hole Quantity1
Package ContentsControl Arm and Ball Joint Assembly
Pre-GreasedYes
Suspension Grade TypeLight

This part fits 7 vehicles. Search below:

YearMakeModelPositionNotes
2003LexusGS300Front Right Upperw/Sport Package
2002LexusGS300Front Right Upperw/Special Edition Package
1997LexusGS300Front Right Upper
1996LexusGS300Front Right Upper
1995LexusGS300Front Right Upper
1994LexusGS300Front Right Upper
1993LexusGS300Front Right Upper

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

26061433CB860864861039015CA1005BCMS86172RK641530

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.